/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: 26727
 * Date: 2024-11-01
 * Time: 20:09
 */
class Solution8 {
    public ListNode mergeTwoLists(ListNode list1, ListNode list2) {
        ListNode newHead = new ListNode();
        ListNode cur = newHead;

        while(list1 != null && list2 != null) {
            if(list1.val < list2.val) {
                cur.next = list1;
                list1 = list1.next;
            }else {
                cur.next = list2;
                list2 = list2.next;
            }
            cur = cur.next;
        }

        if(list1 == null) {
            cur.next = list2;
        }
        if(list2 == null) {
            cur.next = list1;
        }
        return newHead.next;
    }
}
